CN208157822U - A kind of wind-driven generator rolling slip ring - Google Patents
A kind of wind-driven generator rolling slip ring Download PDFInfo
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- CN208157822U CN208157822U CN201820574469.XU CN201820574469U CN208157822U CN 208157822 U CN208157822 U CN 208157822U CN 201820574469 U CN201820574469 U CN 201820574469U CN 208157822 U CN208157822 U CN 208157822U
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Abstract
The utility model discloses a kind of wind-driven generator rolling slip rings, including conductive channel and insulator, the conductive channel includes stator conducting ring, rotor conductive ring and rolling electric conductor, the rotor conductive ring is set on the inside of stator conducting ring, be equipped at least three between the stator conducting ring and rotor conductive ring and roll electric conductors, the stator conducting ring and rotor conductive ring with roll conductive body contact.Wind-driven generator rolling slip ring described in the utility model, instead of sliding friction pair, greatly reduces coefficient of friction with rolling friction pair, reduces abrasion, improves the slip ring service life of several times or even dozens of times；Using the form of Multi-contact, the contact area between friction pair is increased, reduces contact resistance to increase current load ability and improves the performance of slip ring；The downtime generated due to failure is reduced, high reliablity is easy to maintain.
Description
Technical field
The utility model relates to technical field of wind power generation, and in particular to a kind of wind-driven generator rolling slip ring.
Background technique
Continuous development with China to wind generator system, wind-powered electricity generation industry have the reliability of slip ring and service life higher
Requirement, slip ring realizes that power supply, temperature feedback, control bus of system etc. are believed as important composition component on wind-driven generator
Electrical connection number between executing agency and control system.And slip ring product at this stage, due to belonging to sliding friction structure,
It generates abrasion powder particle in the process of running, and the secondary wear surface that rubs is larger, must periodically be safeguarded to contact surface
Pollutant is cleared up, and smears dedicated lubricant, otherwise easily leads to short-circuit scaling loss and transmitting jitter.
Utility model content
The it is proposed of the utility model in view of the above problems, and a kind of wind-driven generator rolling slip ring of researching and designing.This reality
Technological means with novel use is as follows：
A kind of wind-driven generator rolling slip ring, including conductive channel and insulator, the conductive channel include that stator is led
Electric ring, rotor conductive ring and rolling electric conductor, the rotor conductive ring are set on the inside of stator conducting ring, the stator conducting ring
It is equipped at least three between rotor conductive ring and rolls electric conductor, the stator conducting ring and rotor conductive ring are conductive with rolling
Body contact.
Further, the wind-driven generator rolling slip ring further includes gear drive, the gear drive
Including mutually matched driving wheel and driven wheel, the driving wheel is rotated with rotor conductive ring, and the driven wheel drives to roll and lead
Electric body rotation.
Further, the rolling electric conductor includes electric conductor outer ring and being arranged in electric conductor outer ring has conducting ring
There is the elastic component of radial elastic.
Further, the rolling electric conductor includes electric conductor outer ring and electric conductor inner ring, the electric conductor outer ring and is led
Bending elastic slice is equipped between electric ring in vivo.
Further, the inner wall of the stator conducting ring is equipped with size and rolls the arc groove of electric conductor cooperation, described
Electric conductor is rolled to be set in arc groove.
Compared with the prior art, wind-driven generator rolling slip ring described in the utility model has the following advantages that：
1, coefficient of friction is greatly reduced instead of sliding friction pair with rolling friction pair, reduces abrasion, improve several times very
To the slip ring service life of decades of times；
2, using the form of Multi-contact, the contact area between friction pair is increased, reduces contact resistance, to increase electricity
Current load ability improves the performance of slip ring；
3, the downtime generated due to failure is reduced, high reliablity is easy to maintain.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment one.
Fig. 2 is the main view of the utility model embodiment one.
Fig. 3 is the side view of Fig. 2.
Fig. 4 is the A-A cross-sectional view of Fig. 2.
Fig. 5 is the structural schematic diagram of conductive channel described in the utility model embodiment one.
Fig. 6 is the enlarged drawing at the arc groove of conductive channel described in the utility model embodiment one.
Fig. 7 is the structural schematic diagram that electric conductor is rolled described in the utility model embodiment one.
Fig. 8 is the structural schematic diagram of conductive channel described in the utility model embodiment two.
Specific embodiment
Embodiment one
As shown in Figures 1 to 5, a kind of wind-driven generator rolling slip ring, including conductive channel 1 and setting are in conductive channel
The insulator 2 of two sides, the conductive channel 1 is including stator conducting ring 11, rotor conductive ring 12 and rolls electric conductor 13, and described turn
Subconductivity ring 12 is set to 11 inside of stator conducting ring, and at least three are equipped between the stator conducting ring 11 and rotor conductive ring 12
A rolling electric conductor 13, the stator conducting ring 11 and rotor conductive ring 12 are contacted with rolling electric conductor 13, are formed from rotation
End passes through the electric current of stator conducting ring 11 to fixing end to rolling electric conductor 13, then from electric conductor 13 is rolled by rotor conductive ring 12
Access, stator side conducting wire are soldered to 11 outside of stator conducting ring, and rotor-side conducting wire is soldered to 12 inside of rotor conductive ring.According to wind
The definition of machine system, determines conductive channel quantity, can arbitrarily increase or decrease, the present embodiment is said by taking two conductive channels as an example
Bright, a respectively power channel, a communication channel, to guarantee current load ability, wider conduction is arranged in power channel
Ring and rolling electric conductor, communication channel are arranged relatively narrow conducting ring and roll electric conductor, use insulator 2 between each conductive channel 1
It separates, guarantees electric clearance and creepage distance, prevent electric current from puncturing.
The present embodiment further includes gear drive 3, and the gear drive 3 includes mutually matched 31 He of driving wheel
Driven wheel 32, the driving wheel 31 are rotated with rotor conductive ring 12, and the driven wheel 32, which drives, rolls the rotation of electric conductor 13.Gear
The setting of transmission mechanism 3 guarantees conducting ring by gear drive 3 and rolls electric conductor synchronous rolling, guarantees that mechanism is rolling
Dynamic friction reduces the coefficient of friction between friction pair.
As shown in fig. 6, the inner wall of the stator conducting ring 11 is equipped with size and rolls the arc groove that electric conductor 13 cooperates
111, the rolling electric conductor 13 is set in arc groove 111, is increased stator conducting ring 11 and is rolled the contact area of electric conductor,
Reduce rolling friction pair resistance, and strengthens the secondary reliability of friction.
As shown in fig. 7,13 contact pressure of electric conductor is too big that its contact surface abrasion can be made big due to rolling, grinding increases；Pressure
Power is too small to will lead to poor contact, and conductive resistance increases, or even short circuit.Meet cunning to guarantee to roll 13 contact pressure of electric conductor
Ring requirement, the rolling electric conductor 13 include electric conductor outer ring 131 and are arranged in electric conductor outer ring 131 and make conducting ring
Elastic component 132 with radial elastic.Specifically, the rolling electric conductor 13 includes electric conductor outer ring 131 and electric conductor inner ring
133, the elastic component 132 is the bending elastic slice being arranged between the electric conductor outer ring 131 and electric conductor inner ring 133, this reality
It applies in example, bending elastic slice has to be bent at two, forms the structure of approximate zigzag.The setting of elastic component 132 allows to roll electric conductor
13 elastic deformations, and can resile rapidly.
Embodiment two
As shown in figure 8, the present embodiment is with embodiment one the difference is that the specific structure of conductive channel, the stator
The inside of conducting ring 11 is not provided with arc groove, rolls and contacts between electric conductor 13 and stator conducting ring 11 for line.The present embodiment
Other structures are the same as example 1.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (5)
1. a kind of wind-driven generator rolling slip ring, including conductive channel and insulator, it is characterised in that：The conductive channel packet
It includes stator conducting ring, rotor conductive ring and rolls electric conductor, the rotor conductive ring is set on the inside of stator conducting ring, described fixed
Be equipped at least three between subconductivity ring and rotor conductive ring and roll electric conductors, the stator conducting ring and rotor conductive ring with
Roll conductive body contact.
2. wind-driven generator rolling slip ring according to claim 1, it is characterised in that：It further include gear drive,
The gear drive includes mutually matched driving wheel and driven wheel, and the driving wheel is rotated with rotor conductive ring, described
Driven wheel, which drives, rolls electric conductor rotation.
3. wind-driven generator rolling slip ring according to claim 1 or 2, it is characterised in that：The rolling electric conductor packet
The elastic component for making conducting ring that there is radial elastic for including electric conductor outer ring and being arranged in electric conductor outer ring.
4. wind-driven generator rolling slip ring according to claim 3, it is characterised in that：The rolling electric conductor includes leading
Electric external ring and electric conductor inner ring, are equipped with bending elastic slice between the electric conductor outer ring and electric conductor inner ring.
5. wind-driven generator rolling slip ring according to claim 1, it is characterised in that：The inner wall of the stator conducting ring
It is equipped with size and rolls the arc groove of electric conductor cooperation, the rolling electric conductor is set in arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820574469.XU CN208157822U (en) | 2018-04-21 | 2018-04-21 | A kind of wind-driven generator rolling slip ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820574469.XU CN208157822U (en) | 2018-04-21 | 2018-04-21 | A kind of wind-driven generator rolling slip ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208157822U true CN208157822U (en) | 2018-11-27 |
Family
ID=64380191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820574469.XU Active CN208157822U (en) | 2018-04-21 | 2018-04-21 | A kind of wind-driven generator rolling slip ring |
Country Status (1)
| Country | Link |
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| CN (1) | CN208157822U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737018A (en) * | 2018-12-29 | 2019-05-10 | 北京金风科创风电设备有限公司 | Slip ring component and wind generating set |
| CN113612091A (en) * | 2021-08-02 | 2021-11-05 | 北京航空航天大学 | Large-current sliding conductive device suitable for self-resistance heating hot stretch bending equipment |
| CN116487964A (en) * | 2023-06-04 | 2023-07-25 | 山东江晟机械科技股份有限公司 | Flexible contact electrode radial surface contact slip ring |
-
2018
- 2018-04-21 CN CN201820574469.XU patent/CN208157822U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737018A (en) * | 2018-12-29 | 2019-05-10 | 北京金风科创风电设备有限公司 | Slip ring component and wind generating set |
| CN113612091A (en) * | 2021-08-02 | 2021-11-05 | 北京航空航天大学 | Large-current sliding conductive device suitable for self-resistance heating hot stretch bending equipment |
| CN113612091B (en) * | 2021-08-02 | 2022-04-01 | 北京航空航天大学 | Large-current sliding conductive device suitable for self-resistance heating hot stretch bending equipment |
| CN116487964A (en) * | 2023-06-04 | 2023-07-25 | 山东江晟机械科技股份有限公司 | Flexible contact electrode radial surface contact slip ring |
| CN116487964B (en) * | 2023-06-04 | 2024-03-19 | 山东江晟机械科技股份有限公司 | Flexible contact electrode radial surface contact slip ring |
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